A teacher can choose one of 4 workshop grading strategies

1. Login as a teacher, add a new workshop and select 'Accumulative grading' as the grading strategy.
2. Edit the assessment form, adding at least 2 aspects, then save and preview it.
3. Check that the assessment form is displayed correctly.
4. Update the workshop and select Comments as the grading strategy.
5. Edit the assessment form, adding at least 2 aspects, then save and preview it.
6. Check that the assessment form is displayed correctly.
7. Update the workshop and select 'Number of errors' as the grading strategy.
8. Edit the assessment form, adding at least 2 assertions, then save and preview it.
9. Check that the assessment form is displayed correctly.
10. Update the workshop and select Rubric as the grading strategy.
11. Edit the assessment form, adding at least 2 criteria, then save and preview it.
12. Check that the assessment form is displayed correctly.